* {
  padding: 0px;
  margin: 0px;
}
body {
  padding-top: 50px;
}
.clear:after {
  content: "";
  clear: both;
  display: block;
}
#main_menu {
  background-color: #2F4050;
  position: fixed;
  left: 0;
  top: 0;
}
#main_menu,
#left_content {
  padding: 0 0;
}
#main_menu ul li {
  list-style: none;
  height: 50px;
  line-height: 50px;
  overflow: hidden;
  font-size: 16px;
  color: aliceblue;
}
#main_menu ul li a,
#main_menu ul li span {
  color: aliceblue;
  text-decoration: none;
}
#main_menu ul li span {
  font-size: 20px;
  margin: 0 20px;
}
#main_menu ul li ul li {
  color: aliceblue;
  background-color: #293846;
  padding: 0 0 0 62px;
}
.hiden {
  width: 0;
}
#main_headnav {
  height: 50px;
  line-height: 50px;
  background-color: #ffffff;
  z-index: 100;
}
#main_headnav .navlefspan {
  float: left;
  margin: 0 30px;
}
#main_headnav .navlefspan #hidenmenu {
  font-size: 30px;
  color: #70C0B0;
  display: inline-block;
  margin-right: 20px;
}
#main_headnav .navlefspan .mytitle {
  font-size: 20px;
  font-weight: 900;
  color: #2F4050;
  line-height: 40px;
  font-family: Arial, Helvetica, sans-serif;
}
#main_headnav .navrigspan {
  float: right;
  margin: 0 30px;
  display: flex;
  align-items: center;
}
#main_headnav .navrigspan img {
  height: 36px;
  width: 36px;
  border-radius: 50%;
  margin: 0 20px;
}
#main_headnav .navrigspan #tc {
  color: #333333;
  font-size: 14px;
  cursor: pointer;
}
#main_headnav .navrigspan #tx {
  font-size: 24.3524px;
  color: #666666;
}
.menucolor {
  background-color: #5CB9A4;
}
.pwite {
  color: #e2e0e0;
  line-height: 25px;
}
